Home / 109,958-151,742.08-62,210.32

Finding the Fourth Proportional to 109,958, 151,742.08 and 62,210.32

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Solution

The fourth proportional to 109,958, 151,742.08 and 62,210.32 is: 85,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,958 : 151,742.08 = 62,210.32 : x
  2. Step 2: Convert to fraction form
    109,958/151,742.08 = 62,210.32/x
  3. Step 3: Cross multiply
    109,958x = 151,742.08 × 62,210.32
  4. Step 4: Simplify right side
    109,958x = 9,439,923,354.27
  5. Step 5: Solve for x
    x = 9,439,923,354.27/109,958
  6. Step 6: Final answer
    x = 85,850.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.